package lyl.math;

public class TestAll {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		java.text.DecimalFormat df = new java.text.DecimalFormat("#0.00");
		double a = 200;
		long b = 300;
		double ab = (a / b)*100;
		System.out.println("1ab=" + ab);
		System.out.println("2ab=" + df.format(ab));
	}

}
